<template>
  <view class="my-settle-container">
    <!-- 全选 -->
    <label class="radio" @click="changeAllsate">
      <radio color="#C00000" :checked="isFullCheck" /><text>全选</text>
    </label>
    <!-- 合计 -->
    <view class="amount-box">
      合计:<text class="amount">￥{{checkedGoodsAmount}}</text>
    </view>
    <!-- 结算 -->
    <view class="btn-settle" @click="settleMent">
      结算({{checkedCount}})
    </view>
  </view>
</template>

<script>
  import {
    mapGetters,
    mapMutations,
    mapState
  } from 'vuex'
  export default {
    name: "my-settle",
    data() {
      return {
        // 倒计时秒数
        seconds: 3,
        // 定时器的 Id
        timer: null
      };
    },
    computed: {
      // 映射store中的getters
      ...mapGetters('m_cart', ['checkedCount', 'total', 'checkedGoodsAmount']),
      // 映射收获地址
      ...mapGetters('m_user', ['addstr']),
      // 映射登录token
      ...mapState('m_user', ['token']),
      // 映射购物车数据
      ...mapState('m_cart', ['cart']),
      // 是否全选
      isFullCheck() {
        return this.total === this.checkedCount
      }
    },
    methods: {
      // 映射vuex里的方法
      ...mapMutations('m_cart', ['updateAllGoodsState']),
      ...mapMutations('m_user', ['updateRedirectInfo']),
      // 全选切换
      changeAllsate() {
        console.log(!this.isFullCheck);
        this.updateAllGoodsState(!this.isFullCheck)
      },
      // 结算按钮
      settleMent() {
        // 判断是否勾选要结算的商品
        if (!this.checkedCount) return uni.$showMsg("请选择要结算的商品")
        // 判断是否选择收获地址
        if (!this.addstr) return uni.$showMsg("请选择收货地址")
        //判断用户是否登录
        if (!this.token) return this.delayNavigate()
        //支付
        this.payOrder()
      },
      // 支付方法
      async payOrder() {
        //创建订单
        const orderInfo = {
          order_price: 0.01,
          // order_price:this.checkedGoodsAmount,
          consignee_addr: this.addstr,
          goods: this.cart.filter(x => x.goods_state).map(x => ({
            goods_id: x.goods_id,
            goods_number: x.goods_count,
            goods_price: x.goods_price
          })),
        }
        console.log(orderInfo);
        const {
          data: res
        } = await uni.$http.post('/api/public/v1/my/orders/create', orderInfo)
        console.log(res);
        if (res.meta.status !== 200) return uni.$showMsg('由于接口限制该功能暂时无法使用！')
        // 服务器响应的订单编号
        const orderNumber = res.message.order_number
        // 订单预支付
        const {
          data: res2
        } = await uni.$http.post('/api/public/v1/my/orders/req_unifiedorder', {
          order_number: orderNumber
        })
        if (res2.meta.status !== 200) return uni.$showMsg('预支付订单生成失败')
        // 服务器返回的预支付订单
        const payInfo = res2.message.pay
        //发起微信支付
        const [err, succ] = await uni.requestPayment(payInfo)
        // 未支付
        if (err) return uni.$showMsg('订单未支付')
        // 完成支付查询支付结果
        const {
          data: res3
        } = await uni.$http.post('/api/public/v1/my/orders/chkOrder', {
          order_number: orderNumber
        })
        // 订单未支付
        if (res3.meta.status !== 200) return uni.$showMsg('订单未支付')
        // 支付完成
        uni.showToast({
          title: '订单支付完成！',
          icon: 'success'
        })
      },
      // 显示倒计时提示信息
      showTips(n) {
        uni.showToast({
          icon: 'none',
          title: '请登录后再结算！' + n + '秒后自动跳转到登录页',
          mask: true,
          duration: 1500
        })
      },
      // 延迟导航到my页面
      delayNavigate() {
        this.seconds = 3
        this.showTips(this.seconds)
        // 定时器调用showTips
        this.time = setInterval(() => {
          this.seconds--
          // 秒数为0时跳转登录页面
          if (this.seconds <= 0) {
            clearInterval(this.time)
            uni.switchTab({
              url: '/pages/my/my',
              // 跳转成功后的回调函数
              success: () => {
                this.updateRedirectInfo({
                  // 跳转方式
                  openType: 'switchTab',
                  // 从哪跳转过来
                  from: '/pages/cart/cart'
                })
              }
            })
            return
          }
          this.showTips(this.seconds)
        }, 1000)
      }
    }
  }
</script>

<style lang="scss">
  .my-settle-container {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100rpx;
    background-color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 28rpx;
    padding-left: 10rpx;
  }

  .radio {
    display: flex;
    align-items: center;
  }

  .amount-box {
    .amount {
      color: #C00000;
      font-weight: bold;
    }
  }

  .btn-settle {
    background-color: #C00000;
    height: 100rpx;
    color: white;
    line-height: 100rpx;
    padding: 0 20rpx;
    min-width: 200rpx;
    text-align: center;
  }
</style>
